Description Robert Half is hiring for a Senior Systems and Network Administrator to join a client in the Providence, RI area.
This is a newly created role to support a growing pipeline of infrastructure projects. The environment is undergoing a major modernization effort after years of limited investment, including a planned migration to Microsoft Azure and the retirement of legacy virtualization.
This role is ideal for a senior, hands-on "JOAT" infrastructure professional with strong Windows, Active Directory, and networking experience, someone comfortable owning projects end-to-end and partnering with an MSP during a cloud transition before assuming long-term operational ownership.
What You'll Do
- Lead and support infrastructure modernization projects (server, network, cloud)
- Maintain and improve on-prem and hybrid environments
- Act as a senior escalation point for Windows, AD, and networking issues
- Support an Azure migration in partnership with an MSP and manage the environment post-implementation
- Assist with VMware decommissioning (planned for late Q3/Q4)
- Participate in after-hours support as needed
- Mentor team members and assist with lower-level support when required
Requirements Windows Server & Active Directory- Multi-site Active Directory administration
- AD replication health and troubleshooting
- Group Policy, Certificate Authority, file services
- AD to Entra ID sync (Entra Connect / AAD Connect)
- Patch management, OS upgrades, server rebuilds
Cloud & Microsoft 365 (Preferred)- Exposure to Microsoft Azure (infrastructure, backup, DR concepts)
- Microsoft 365 administration:
- Entra ID (Azure AD)
- Exchange Online
- SharePoint Online
- Teams
Networking & Security- Strong Layer 2/3 networking fundamentals
- DHCP, DNS administration
- Firewall experience (Meraki preferred):
- Rules, traffic flows, site-to-site and client VPNs
- Cisco switching and wireless:
- VLANs, STP, VTP, IOS
- Cisco APs; 9800 WLC a strong plus
Virtualization & Databases- VMware experience (legacy environment)
- SQL Server administration and upgrades
Automation & Tooling- Backup and recovery platforms
- Endpoint protection / AV tools
- RMM tools
- PowerShell scripting for:
- Microsoft 365 / Entra ID / Exchange
- Windows Server automation
Preferred Background
- Prior MSP experience strongly preferred
- Linux administration experience (Red Hat or Debian-based) a plus
- Familiarity with Copilot, AI-driven automation, or agent-based tools a plus
Technology Doesn't Change the World, People Do.
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All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.
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